Registered insured (Hfl.5000,-) letter with 50, 100 and 250 cent tralie from Amsterdam 24.X.1940 to Danzig (content Danzig stamps for expertising), cancels Zurück (return) and Verweigert (refused, probably addressee refused to pay import duty) with German censor and cancel Ausfuhr erfolgt auf Grund von/ Devisengenehmigung Nr. ....(permit to transfer stamps), with 400 cent only 7½ cent overfranked for a letter of 88 gram